./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fca748b1 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ed28fe99994604a1173e3d4f71ab5b1542eccb5293571b04f5dd99c12a84c046 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 11:51:42,677 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 11:51:42,738 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-20 11:51:42,745 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 11:51:42,745 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 11:51:42,783 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 11:51:42,783 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 11:51:42,784 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 11:51:42,784 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 11:51:42,784 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 11:51:42,785 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 11:51:42,785 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 11:51:42,789 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 11:51:42,789 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 11:51:42,790 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 11:51:42,790 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 11:51:42,790 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 11:51:42,790 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-20 11:51:42,791 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 11:51:42,791 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 11:51:42,791 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 11:51:42,796 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 11:51:42,796 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 11:51:42,796 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 11:51:42,796 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 11:51:42,797 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 11:51:42,797 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 11:51:42,797 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-20 11:51:42,797 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 11:51:42,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 11:51:42,798 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 11:51:42,798 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 11:51:42,798 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 11:51:42,798 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-20 11:51:42,798 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-20 11:51:42,799 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 11:51:42,799 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 11:51:42,799 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 11:51:42,803 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 11:51:42,803 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed28fe99994604a1173e3d4f71ab5b1542eccb5293571b04f5dd99c12a84c046 [2024-11-20 11:51:43,039 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 11:51:43,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 11:51:43,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 11:51:43,072 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 11:51:43,073 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 11:51:43,074 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i [2024-11-20 11:51:44,451 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 11:51:44,835 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 11:51:44,836 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i [2024-11-20 11:51:44,877 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4577edbc2/ddd49ef2200e40048f0648e672400f74/FLAG2bb9d7208 [2024-11-20 11:51:44,891 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4577edbc2/ddd49ef2200e40048f0648e672400f74 [2024-11-20 11:51:44,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 11:51:44,895 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 11:51:44,896 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 11:51:44,896 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 11:51:44,904 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 11:51:44,905 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:51:44" (1/1) ... [2024-11-20 11:51:44,907 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@657dd7d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:44, skipping insertion in model container [2024-11-20 11:51:44,907 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:51:44" (1/1) ... [2024-11-20 11:51:45,041 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 11:51:46,117 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i[275280,275293] [2024-11-20 11:51:46,159 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 11:51:46,192 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 11:51:46,376 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [6231] [2024-11-20 11:51:46,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [6238] [2024-11-20 11:51:46,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [6251] [2024-11-20 11:51:46,383 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [6371] [2024-11-20 11:51:46,386 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6424] [2024-11-20 11:51:46,386 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6431] [2024-11-20 11:51:46,397 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [6570-6571] [2024-11-20 11:51:46,400 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [6599-6600] [2024-11-20 11:51:46,401 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (108), "i" (12UL)); [6629-6630] [2024-11-20 11:51:46,402 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (120), "i" (12UL)); [6659-6660] [2024-11-20 11:51:46,414 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6965] [2024-11-20 11:51:46,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6976] [2024-11-20 11:51:46,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6987] [2024-11-20 11:51:46,432 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7204] [2024-11-20 11:51:46,432 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7207] [2024-11-20 11:51:46,435 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7268] [2024-11-20 11:51:46,435 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7271] [2024-11-20 11:51:46,436 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7274] [2024-11-20 11:51:46,440 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7295] [2024-11-20 11:51:46,440 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7300] [2024-11-20 11:51:46,440 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7303] [2024-11-20 11:51:46,441 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7313] [2024-11-20 11:51:46,442 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7354] [2024-11-20 11:51:46,446 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7359] [2024-11-20 11:51:46,446 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7366] [2024-11-20 11:51:46,447 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7375] [2024-11-20 11:51:46,447 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7400] [2024-11-20 11:51:46,450 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7466] [2024-11-20 11:51:46,453 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7527] [2024-11-20 11:51:46,454 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7530] [2024-11-20 11:51:46,456 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7562] [2024-11-20 11:51:46,460 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7633] [2024-11-20 11:51:46,462 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7651] [2024-11-20 11:51:46,463 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7657] [2024-11-20 11:51:46,465 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7674] [2024-11-20 11:51:46,466 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7684] [2024-11-20 11:51:46,467 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7690] [2024-11-20 11:51:46,468 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7696] [2024-11-20 11:51:46,468 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7702] [2024-11-20 11:51:46,470 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7741] [2024-11-20 11:51:46,471 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7747] [2024-11-20 11:51:46,471 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7753] [2024-11-20 11:51:46,474 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7771] [2024-11-20 11:51:46,478 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7852] [2024-11-20 11:51:46,481 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7918] [2024-11-20 11:51:46,482 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7936] [2024-11-20 11:51:46,484 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8018] [2024-11-20 11:51:46,488 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8080] [2024-11-20 11:51:46,504 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8345] [2024-11-20 11:51:46,505 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8404] [2024-11-20 11:51:46,506 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8406] [2024-11-20 11:51:46,506 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8414] [2024-11-20 11:51:46,507 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8451] [2024-11-20 11:51:46,507 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8453] [2024-11-20 11:51:46,507 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8470] [2024-11-20 11:51:46,511 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)rq->ifr_ifru.ifru_data): "ebx"); [8605] [2024-11-20 11:51:46,512 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)rq->ifr_ifru.ifru_data): "ebx"); [8608] [2024-11-20 11:51:46,512 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)rq->ifr_ifru.ifru_data): "ebx"); [8611] [2024-11-20 11:51:46,512 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)rq->ifr_ifru.ifru_data): "ebx"); [8614] [2024-11-20 11:51:46,512 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)rq->ifr_ifru.ifru_data): "ebx"); [8617] [2024-11-20 11:51:46,523 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i[275280,275293] [2024-11-20 11:51:46,530 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 11:51:46,601 INFO L204 MainTranslator]: Completed translation [2024-11-20 11:51:46,601 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:46 WrapperNode [2024-11-20 11:51:46,601 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 11:51:46,602 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 11:51:46,603 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 11:51:46,603 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 11:51:46,608 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:46" (1/1) ... [2024-11-20 11:51:46,673 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:46" (1/1) ... [2024-11-20 11:51:46,850 INFO L138 Inliner]: procedures = 223, calls = 1333, calls flagged for inlining = 123, calls inlined = 120, statements flattened = 4267 [2024-11-20 11:51:46,851 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 11:51:46,852 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 11:51:46,852 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 11:51:46,852 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 11:51:46,861 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:46" (1/1) ... [2024-11-20 11:51:46,861 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:46" (1/1) ... [2024-11-20 11:51:46,874 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:46" (1/1) ... [2024-11-20 11:51:47,298 INFO L175 MemorySlicer]: Split 625 memory accesses to 10 slices as follows [2, 89, 455, 8, 5, 8, 43, 4, 6, 5]. 73 percent of accesses are in the largest equivalence class. The 46 initializations are split as follows [2, 20, 8, 8, 0, 8, 0, 0, 0, 0]. The 306 writes are split as follows [0, 69, 189, 0, 3, 0, 43, 1, 1, 0]. [2024-11-20 11:51:47,302 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:46" (1/1) ... [2024-11-20 11:51:47,302 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:46" (1/1) ... [2024-11-20 11:51:47,373 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:46" (1/1) ... [2024-11-20 11:51:47,384 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:46" (1/1) ... [2024-11-20 11:51:47,399 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:46" (1/1) ... [2024-11-20 11:51:47,410 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:46" (1/1) ... [2024-11-20 11:51:47,428 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 11:51:47,429 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 11:51:47,429 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 11:51:47,429 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 11:51:47,433 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:46" (1/1) ... [2024-11-20 11:51:47,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 11:51:47,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 11:51:47,477 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-20 11:51:47,483 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-20 11:51:47,518 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-11-20 11:51:47,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-11-20 11:51:47,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-20 11:51:47,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-20 11:51:47,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-20 11:51:47,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-20 11:51:47,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-20 11:51:47,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-20 11:51:47,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-20 11:51:47,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-20 11:51:47,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-20 11:51:47,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-20 11:51:47,519 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2024-11-20 11:51:47,519 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2024-11-20 11:51:47,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-20 11:51:47,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-20 11:51:47,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-20 11:51:47,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-20 11:51:47,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-20 11:51:47,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-20 11:51:47,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-20 11:51:47,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-20 11:51:47,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-20 11:51:47,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-20 11:51:47,520 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-20 11:51:47,520 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-20 11:51:47,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-20 11:51:47,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-20 11:51:47,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-20 11:51:47,521 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-20 11:51:47,521 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-20 11:51:47,521 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-20 11:51:47,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-20 11:51:47,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-20 11:51:47,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-20 11:51:47,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-20 11:51:47,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-20 11:51:47,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-20 11:51:47,522 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-20 11:51:47,522 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-20 11:51:47,522 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-20 11:51:47,522 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-20 11:51:47,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-20 11:51:47,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-20 11:51:47,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-20 11:51:47,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-20 11:51:47,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-20 11:51:47,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-20 11:51:47,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-20 11:51:47,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-20 11:51:47,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-20 11:51:47,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-20 11:51:47,523 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-20 11:51:47,523 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-20 11:51:47,523 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-20 11:51:47,523 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-20 11:51:47,523 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-20 11:51:47,523 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-20 11:51:47,523 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-20 11:51:47,523 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-20 11:51:47,523 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-20 11:51:47,524 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-20 11:51:47,524 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-20 11:51:47,524 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-20 11:51:47,524 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-20 11:51:47,524 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-20 11:51:47,524 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-20 11:51:47,524 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-20 11:51:47,524 INFO L130 BoogieDeclarations]: Found specification of procedure rr_init1 [2024-11-20 11:51:47,524 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_init1 [2024-11-20 11:51:47,524 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-20 11:51:47,524 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-20 11:51:47,525 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2024-11-20 11:51:47,525 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2024-11-20 11:51:47,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-20 11:51:47,525 INFO L130 BoogieDeclarations]: Found specification of procedure rr_ioctl [2024-11-20 11:51:47,525 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_ioctl [2024-11-20 11:51:47,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-20 11:51:47,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-20 11:51:47,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-20 11:51:47,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-20 11:51:47,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-20 11:51:47,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-20 11:51:47,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-20 11:51:47,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-20 11:51:47,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-20 11:51:47,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-20 11:51:47,526 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-20 11:51:47,526 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-20 11:51:47,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-20 11:51:47,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-20 11:51:47,526 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-20 11:51:47,526 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-20 11:51:47,527 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-20 11:51:47,527 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-20 11:51:47,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-20 11:51:47,527 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-20 11:51:47,527 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-20 11:51:47,527 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2024-11-20 11:51:47,527 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2024-11-20 11:51:47,527 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-20 11:51:47,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-20 11:51:47,527 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-20 11:51:47,527 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-20 11:51:47,528 INFO L130 BoogieDeclarations]: Found specification of procedure set_rraddr [2024-11-20 11:51:47,528 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rraddr [2024-11-20 11:51:47,528 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-20 11:51:47,528 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-20 11:51:47,528 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-20 11:51:47,528 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-20 11:51:47,528 INFO L130 BoogieDeclarations]: Found specification of procedure rr_read_eeprom_word [2024-11-20 11:51:47,528 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_read_eeprom_word [2024-11-20 11:51:47,528 INFO L130 BoogieDeclarations]: Found specification of procedure hippi_mac_addr [2024-11-20 11:51:47,528 INFO L138 BoogieDeclarations]: Found implementation of procedure hippi_mac_addr [2024-11-20 11:51:47,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-20 11:51:47,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-20 11:51:47,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-20 11:51:47,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-20 11:51:47,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-20 11:51:47,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-20 11:51:47,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-20 11:51:47,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-20 11:51:47,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-20 11:51:47,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-20 11:51:47,529 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-20 11:51:47,530 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-20 11:51:47,530 INFO L130 BoogieDeclarations]: Found specification of procedure rr_read_eeprom [2024-11-20 11:51:47,530 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_read_eeprom [2024-11-20 11:51:47,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-20 11:51:47,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-20 11:51:47,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-20 11:51:47,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-20 11:51:47,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-20 11:51:47,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-20 11:51:47,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-20 11:51:47,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-20 11:51:47,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-20 11:51:47,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-20 11:51:47,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-20 11:51:47,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-20 11:51:47,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-20 11:51:47,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-20 11:51:47,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-20 11:51:47,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-20 11:51:47,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-20 11:51:47,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-20 11:51:47,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-20 11:51:47,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-20 11:51:47,532 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-20 11:51:47,532 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-20 11:51:47,532 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-20 11:51:47,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-20 11:51:47,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-20 11:51:47,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-20 11:51:47,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-20 11:51:47,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-20 11:51:47,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-20 11:51:47,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-20 11:51:47,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-20 11:51:47,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-20 11:51:47,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-20 11:51:47,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-20 11:51:47,532 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-20 11:51:47,532 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-20 11:51:47,532 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-20 11:51:47,533 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-20 11:51:47,533 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-20 11:51:47,533 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-20 11:51:47,533 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-20 11:51:47,533 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-20 11:51:47,533 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-20 11:51:47,533 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-20 11:51:47,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-20 11:51:47,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-20 11:51:47,533 INFO L130 BoogieDeclarations]: Found specification of procedure hippi_change_mtu [2024-11-20 11:51:47,533 INFO L138 BoogieDeclarations]: Found implementation of procedure hippi_change_mtu [2024-11-20 11:51:47,533 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-20 11:51:47,533 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-20 11:51:47,533 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-20 11:51:47,533 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-20 11:51:47,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-20 11:51:47,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-20 11:51:47,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-20 11:51:47,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-20 11:51:47,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-20 11:51:47,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-20 11:51:47,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-20 11:51:47,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-20 11:51:47,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-20 11:51:47,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-20 11:51:47,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-20 11:51:47,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-20 11:51:47,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-20 11:51:47,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-20 11:51:47,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-20 11:51:47,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-20 11:51:47,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-20 11:51:47,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 11:51:47,534 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-20 11:51:47,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-20 11:51:47,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-20 11:51:47,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-20 11:51:47,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-20 11:51:47,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-20 11:51:47,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-20 11:51:47,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-20 11:51:47,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-20 11:51:47,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-20 11:51:47,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-20 11:51:47,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-20 11:51:47,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-20 11:51:47,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-20 11:51:47,535 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2024-11-20 11:51:47,535 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2024-11-20 11:51:47,535 INFO L130 BoogieDeclarations]: Found specification of procedure rr_raz_tx [2024-11-20 11:51:47,535 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_raz_tx [2024-11-20 11:51:47,535 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-11-20 11:51:47,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-11-20 11:51:47,536 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-20 11:51:47,536 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-20 11:51:47,536 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-20 11:51:47,536 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-20 11:51:47,536 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-20 11:51:47,536 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-20 11:51:47,536 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-20 11:51:47,537 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-20 11:51:47,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-20 11:51:47,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-20 11:51:47,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-20 11:51:47,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-20 11:51:47,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-20 11:51:47,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-20 11:51:47,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-20 11:51:47,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-20 11:51:47,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-20 11:51:47,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-20 11:51:47,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 11:51:47,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 11:51:47,538 INFO L130 BoogieDeclarations]: Found specification of procedure rr_raz_rx [2024-11-20 11:51:47,538 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_raz_rx [2024-11-20 11:51:48,046 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 11:51:48,049 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 11:51:48,126 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-20 11:51:56,911 INFO L? ?]: Removed 1835 outVars from TransFormulas that were not future-live. [2024-11-20 11:51:56,911 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 11:51:56,954 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 11:51:56,954 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-20 11:51:56,955 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:51:56 BoogieIcfgContainer [2024-11-20 11:51:56,955 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 11:51:56,957 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 11:51:56,957 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 11:51:56,960 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 11:51:56,960 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:51:44" (1/3) ... [2024-11-20 11:51:56,961 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18d0fc1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:51:56, skipping insertion in model container [2024-11-20 11:51:56,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:46" (2/3) ... [2024-11-20 11:51:56,961 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18d0fc1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:51:56, skipping insertion in model container [2024-11-20 11:51:56,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:51:56" (3/3) ... [2024-11-20 11:51:56,962 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i [2024-11-20 11:51:56,976 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 11:51:56,976 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-20 11:51:57,054 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 11:51:57,060 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7b1758e1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 11:51:57,060 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-20 11:51:57,068 INFO L276 IsEmpty]: Start isEmpty. Operand has 1447 states, 960 states have (on average 1.309375) internal successors, (1257), 985 states have internal predecessors, (1257), 431 states have call successors, (431), 55 states have call predecessors, (431), 54 states have return successors, (425), 415 states have call predecessors, (425), 425 states have call successors, (425) [2024-11-20 11:51:57,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-20 11:51:57,084 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 11:51:57,085 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 11:51:57,086 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 11:51:57,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 11:51:57,090 INFO L85 PathProgramCache]: Analyzing trace with hash 289871595, now seen corresponding path program 1 times [2024-11-20 11:51:57,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 11:51:57,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811688364] [2024-11-20 11:51:57,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 11:51:57,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 11:52:01,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:02,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 11:52:02,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:02,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 11:52:02,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:02,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-20 11:52:02,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:02,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-20 11:52:02,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:02,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 11:52:02,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:02,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-20 11:52:02,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:02,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-20 11:52:02,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:02,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 11:52:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:02,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-20 11:52:02,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:02,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-20 11:52:02,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:02,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 11:52:02,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:02,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-20 11:52:02,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:02,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 11:52:02,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:02,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 11:52:02,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:02,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 11:52:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:02,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 11:52:02,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:02,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-20 11:52:02,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:02,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-20 11:52:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:02,325 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2024-11-20 11:52:02,326 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 11:52:02,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811688364] [2024-11-20 11:52:02,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811688364] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 11:52:02,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 11:52:02,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-20 11:52:02,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345737077] [2024-11-20 11:52:02,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 11:52:02,332 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-20 11:52:02,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 11:52:02,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-20 11:52:02,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-20 11:52:02,354 INFO L87 Difference]: Start difference. First operand has 1447 states, 960 states have (on average 1.309375) internal successors, (1257), 985 states have internal predecessors, (1257), 431 states have call successors, (431), 55 states have call predecessors, (431), 54 states have return successors, (425), 415 states have call predecessors, (425), 425 states have call successors, (425) Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (15), 5 states have call predecessors, (15), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-20 11:52:06,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-20 11:52:10,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-20 11:52:54,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 11:52:54,408 INFO L93 Difference]: Finished difference Result 3321 states and 4991 transitions. [2024-11-20 11:52:54,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-20 11:52:54,412 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (15), 5 states have call predecessors, (15), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 120 [2024-11-20 11:52:54,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 11:52:54,476 INFO L225 Difference]: With dead ends: 3321 [2024-11-20 11:52:54,479 INFO L226 Difference]: Without dead ends: 1856 [2024-11-20 11:52:54,496 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-20 11:52:54,502 INFO L432 NwaCegarLoop]: 796 mSDtfsCounter, 1897 mSDsluCounter, 1332 mSDsCounter, 0 mSdLazyCounter, 3535 mSolverCounterSat, 1198 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2104 SdHoareTripleChecker+Valid, 2128 SdHoareTripleChecker+Invalid, 4735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1198 IncrementalHoareTripleChecker+Valid, 3535 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.1s IncrementalHoareTripleChecker+Time [2024-11-20 11:52:54,503 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2104 Valid, 2128 Invalid, 4735 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1198 Valid, 3535 Invalid, 2 Unknown, 0 Unchecked, 51.1s Time] [2024-11-20 11:52:54,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1856 states. [2024-11-20 11:52:54,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1856 to 1424. [2024-11-20 11:52:54,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1424 states, 946 states have (on average 1.2801268498942917) internal successors, (1211), 963 states have internal predecessors, (1211), 424 states have call successors, (424), 54 states have call predecessors, (424), 53 states have return successors, (423), 413 states have call predecessors, (423), 423 states have call successors, (423) [2024-11-20 11:52:54,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1424 states and 2058 transitions. [2024-11-20 11:52:54,676 INFO L78 Accepts]: Start accepts. Automaton has 1424 states and 2058 transitions. Word has length 120 [2024-11-20 11:52:54,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 11:52:54,677 INFO L471 AbstractCegarLoop]: Abstraction has 1424 states and 2058 transitions. [2024-11-20 11:52:54,677 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (15), 5 states have call predecessors, (15), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-20 11:52:54,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 2058 transitions. [2024-11-20 11:52:54,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-20 11:52:54,682 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 11:52:54,683 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 11:52:54,683 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-20 11:52:54,684 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 11:52:54,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 11:52:54,685 INFO L85 PathProgramCache]: Analyzing trace with hash -1328373503, now seen corresponding path program 1 times [2024-11-20 11:52:54,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 11:52:54,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221864118] [2024-11-20 11:52:54,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 11:52:54,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 11:52:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:58,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 11:52:58,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:58,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 11:52:58,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:58,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-20 11:52:58,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:58,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-20 11:52:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:58,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 11:52:58,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:58,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-20 11:52:58,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:58,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-20 11:52:58,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:58,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 11:52:58,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:58,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-20 11:52:58,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:58,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-20 11:52:58,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:58,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 11:52:58,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:58,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-20 11:52:58,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:59,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 11:52:59,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:59,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 11:52:59,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:59,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 11:52:59,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:59,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 11:52:59,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:59,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-20 11:52:59,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:59,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-20 11:52:59,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 11:52:59,143 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2024-11-20 11:52:59,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 11:52:59,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221864118] [2024-11-20 11:52:59,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221864118] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 11:52:59,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 11:52:59,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-20 11:52:59,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555495939] [2024-11-20 11:52:59,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 11:52:59,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-20 11:52:59,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 11:52:59,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-20 11:52:59,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-20 11:52:59,147 INFO L87 Difference]: Start difference. First operand 1424 states and 2058 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-20 11:53:03,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-20 11:53:07,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []